NASA announced Oct. 9 that it has lifted an order that halted work on commercial crew contracts awarded last month to Boeing and SpaceX, saying that delaying work during an ongoing contract protest could jeopardize the operation of the ISS.

The test flight, scheduled for December 2014, will examine NASA's new spacecraft by flying it farther than any humans have been since the Apollo missions. NASA engineer Kelly Smith takes explains the flight, step by step.

SpaceShipTwo completed an unpowered "glide flight" from California's Mojave Air and Spaceport Tuesday. The vehicle rotated its tail and wings upward during the test, "feathering" them as it would to during the descent phase of a suborbital spaceflight.

An architect with an interest in spaceflight has drafted a design to relaunch the display of a Saturn V moon rocket in Houston. Brantley Hightower's idea for a glass-fronted building came after he visited the booster at NASA's Johnson Space Center.

The Bigelow Expandable Activity Module (BEAM) is expected to head to the orbiting lab inside SpaceX's Dragon cargo spacecraft in 2015. The BEAM mission will test out expandable-habitat technology, NASA officials have said.

Lynn Sherr — the author of the recently-released book, "Sally Ride: America's First Woman in Space" — paid tribute to the late astronaut Thursday (Oct. 2) on the satirical news program "The Colbert Report."

When a Russian Soyuz spaceship pulled up to the International Space Station on Sept. 25, it had a distinctly off-kilter look due to a stuck solar wing. Here's how it looked to NASA astronaut Reid Wiseman from inside the orbiting laboratory.

The countdown is underway for the removal of NASA's iconic launch countdown clock at Kennedy Space Center in Florida. The large digital clock, which has stood for more than four decades, is being replaced by a modern display screen with more capabilities.

On Oct. 4, 2004, private test pilot Brian Binnie launched into space at the controls of SpaceShipOne, making commercial spaceflight history. See how Binnie piloted SpaceShipOne to help his team win the $10 million Ansari XPrize.

In the style of the popular television show 'The Amazing Race,' Canadian astronauts David Saint-Jacques and Jeremy Hansen had to complete physical and mental challenges concerning partners of the Canadian Space Agency.

The Delta 4 Heavy rocket was rolled out to Launch Complex 37 at Florida's Cape Canaveral Air Force Station on Sept. 30, then lifted to a vertical position Oct. 1 to prepare for the Dec. 4 test flight of NASA's Orion crew capsule.

MIT researchers have developed BioSuit, a skintight spacesuit that offers improvements over modern gas-pressurized spacesuits. See images of the BioSuit concept to shrink-wrap astronauts during planetary exploration.

An espresso machine on its way to the International Space Station in 2015 made its public debut at the International Astronomical Congress on Sept. 29. The "ISSPresso" project aims to give astronauts high-quality coffee in orbit.

NASA's draft picks for its private spacecraft team now have their own rookie cards. The agency debuted 'collectible cards' featuring the Boeing and SpaceX capsules it selected to fly astronauts to the International Space Station.

Two days after laying off about 100 employees who had been working on its Dream Chaser vehicle, Sierra Nevada Corp. on Sept. 26 filed a protest with the U.S. Government Accountability Office of a commercial crew contract it lost earlier in September.

Astronauts may be able to walk on the moon faster than previously thought, a new study reports. These new findings could help scientists design better spacesuits that could aid astronauts' exploration of the moon, Mars or asteroids.